2079280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 80

約数和(自身を含む): 5713920

約数和(自身を除く): 3634640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 79, 80, 94, 112, 140, 158, 188, 235, 280, 316, 329, 376, 395, 470, 553, 560, 632, 658, 752, 790, 940, 1106, 1264, 1316, 1580, 1645, 1880, 2212, 2632, 2765, 3160, 3290, 3713, 3760, 4424, 5264, 5530, 6320, 6580, 7426, 8848, 11060, 13160, 14852, 18565, 22120, 25991, 26320, 29704, 37130, 44240, 51982, 59408, 74260, 103964, 129955, 148520, 207928, 259910, 297040, 415856, 519820, 1039640, 2079280]

約数ペア:

[(1, 2079280), (2, 1039640), (4, 519820), (5, 415856), (7, 297040), (8, 259910), (10, 207928), (14, 148520), (16, 129955), (20, 103964), (28, 74260), (35, 59408), (40, 51982), (47, 44240), (56, 37130), (70, 29704), (79, 26320), (80, 25991), (94, 22120), (112, 18565), (140, 14852), (158, 13160), (188, 11060), (235, 8848), (280, 7426), (316, 6580), (329, 6320), (376, 5530), (395, 5264), (470, 4424), (553, 3760), (560, 3713), (632, 3290), (658, 3160), (752, 2765), (790, 2632), (940, 2212), (1106, 1880), (1264, 1645), (1316, 1580)]